Evidence map›Paper›PMID 27463020›Full record

ArticleOncotarget2016

Prediction and diagnosis of renal cell carcinoma using nuclear magnetic resonance-based serum metabolomics and self-organizing maps.

Hong Zheng, Jiansong Ji, Liangcai Zhao, Minjiang Chen, An Shi, Linlin Pan, Yiran Huang, Huajie Zhang, Baijun Dong, Hongchang Gao

Abstract read
In one paragraph

Article in Oncotarget, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 38 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
38citing papers in PubMed, 2 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

38 citing papers in PubMed, 2 syntheses or guidelines pooled it.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors.

Hong ZhengSchool of Pharmaceutical Sciences, Wenzhou Medical University, Wenzhou, 325035, China.
Jiansong JiLishui Central Hospital, The Fifth Affiliated Hospital, Wenzhou Medical University, Lishui, 323000, China.
Liangcai ZhaoSchool of Pharmaceutical Sciences, Wenzhou Medical University, Wenzhou, 325035, China.
Minjiang ChenSchool of Pharmaceutical Sciences, Wenzhou Medical University, Wenzhou, 325035, China.
An ShiDepartment of Urology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
Linlin PanSchool of Pharmaceutical Sciences, Wenzhou Medical University, Wenzhou, 325035, China.
Yiran HuangDepartment of Urology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
Huajie ZhangSchool of Pharmaceutical Sciences, Wenzhou Medical University, Wenzhou, 325035, China.
Baijun DongDepartment of Urology, Renji Hospital, School of Medicine, Shanghai Jiao Tong University, Shanghai, 200127, China.
Hongchang GaoSchool of Pharmaceutical Sciences, Wenzhou Medical University, Wenzhou, 325035, China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Diagnosis of renal cell carcinoma (RCC) at an early stage is challenging, but it provides the best chance for cure. We aimed to develop a predictive diagnostic method for early-stage RCC based on a biomarker cluster using nuclear magnetic resonance (NMR)-based serum metabolomics and self-organizing maps (SOMs). We trained and validated the SOM model using serum metabolome data from 104 participants, including healthy individuals and early-stage RCC patients. To assess the predictive capability of the model, we analyzed an independent cohort of 22 subjects. We then used our method to evaluate changes in the metabolic patterns of 23 RCC patients before and after nephrectomy. A biomarker cluster of 7 metabolites (alanine, creatine, choline, isoleucine, lactate, leucine, and valine) was identified for the early diagnosis of RCC. The trained SOM model using a biomarker cluster was able to classify 22 test subjects into the appropriate categories. Following nephrectomy, all RCC patients were classified as healthy, which was indicative of metabolic recovery. But using a diagnostic criterion of 0.80, only 3 of the 23 subjects could not be confidently assessed as metabolically recovered after nephrectomy. We successfully followed-up 17 RCC patients for 8 years post-nephrectomy. Eleven of these patients who diagnosed as metabolic recovery remained healthy after 8 years. Our data suggest that a SOM model using a biomarker cluster from serum metabolome can accurately predict early RCC diagnosis and can be used to evaluate postoperative metabolic recovery.

Indexed as

Computer SimulationNephrectomyAdultAgedBiomarkers, TumorCarcinoma, Renal CellCohort StudiesEarly DiagnosisFemaleFollow-Up StudiesHumansKidney NeoplasmsMagnetic Resonance SpectroscopyMaleMetabolomicsMiddle AgedBiomarkers, Tumorartificial intelligenceearly diagnosismetabolic recoverymetabolomeprecision medicine

Identifiers

PMID27463020
PMCPMC5312304

What OpenQuestion holds

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LicenceCC BY
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Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.